Texas Instruments ADS1130 Handleiding
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DSADC
REFPREFNCAPDVDD
DGND
AINP
AINN
SCLK
SPEED
DRDY/DOUT
PDWN
AVDD
CAP
Internal
Oscillator
Gain=64
AGND
ADS1130
ADS1130
www.ti.com
SBAS458A–JUNE2009–REVISEDSEPTEMBER2012
18-BitAnalog-to-DigitalConverter
ForBridgeSensors
CheckforSamples:ADS1130
1
FEATURES
DESCRIPTION
TheADS1130isaprecision,18-bitanalog-to-digital
2
•18-BitNoise-FreeResolution
converter(ADC).Withanonboardlow-noisegain
•CompleteFront-EndforBridgeSensor
amplifier,onboardoscillator,andprecision18-bit
•OnboardGainof64
delta-sigmaADC,theADS1130providesacomplete
front-endsolutionforbridgesensorapplications
•OnboardOscillator
includingweighscalesandstraingauges.
•Selectable10SPSor80SPSDataRates
Thelow-noiseamplifierhasagainof64,supportinga
•Simultaneous50Hzand60HzRejectionat
full-scaledifferentialinputof±39mV.Thedelta-sigma
10SPS
ADChas18-biteffectiveresolutionandiscomprised
•ExternalVoltageReferenceupto5Vfor
ofathird-ordermodulatorandfourth-orderdigital
RatiometricMeasurements
filter.Twodataratesaresupported:10SPS(withboth
50Hzand60Hzrejection)and80SPS.TheADS1130
•Simple,Pin-DrivenControl
canbeputintoalow-powerstandbymodeorshutoff
•Two-WireSerialDigitalInterface
completelyinpower-downmode.
•TinyTSSOP-16Package
AllofthefeaturesoftheADS1130arecontrolledby
•SupplyRange:2.7Vto5.3V
dedicatedpins;therearenodigitalregistersto
program.Dataareoutputoveraneasily-isolated
APPLICATIONS
serialinterfacethatconnectsdirectlytotheMSP430
andothermicrocontrollers.
•WeighScales
•StrainGauges
TheADS1130isavailableinaTSSOP-16package
andisspecifiedforoperationfrom–40°Cto+85°C.
1
Pleasebeawarethatanimportantnoticeconcerningavailability,standardwarranty,anduseincriticalapplicationsof
TexasInstrumentssemiconductorproductsanddisclaimerstheretoappearsattheendofthisdatasheet.
2Alltrademarksarethepropertyoftheirrespectiveowners.
PRODUCTIONDATAinformationiscurrentasofpublicationdate.
Copyright©2009–2012,TexasInstrumentsIncorporated
ProductsconformtospecificationsperthetermsoftheTexas
Instrumentsstandardwarranty.Productionprocessingdoesnot
necessarilyincludetestingofallparameters.
Product specificaties
| Merk: | Texas Instruments |
| Categorie: | Niet gecategoriseerd |
| Model: | ADS1130 |
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